Year constant 2015 US$ 2010 7034996070.822119 2011 8271558356.136398 2012 9887352310.77984 2013 9757260969.73193 2014 8474404136.758804 2015 7995218659.008416 2016 9584554880.697952 2017 10249823141.935179 2018 10479880043.89626 2019 11525751265.964933 2020 10002529065.754354 2021 11012069677.887682 2022 10601815553.317926